Datis nuperrime

Datis nuperrime is an encyclical of Pope Pius XII dated 5 November 1956 concerning the Soviet invasion of Hungary to suppress the Hungarian Revolution of 1956. This is a second encyclical protesting the oppression of the Hungarian people. Pope Pius, as in his previous protests, does not mention the Soviet Union by name.

Datis nuperrime
Latin for 'A new dawn'
Encyclical of Pope Pius XII
Signature date5 November 1956
Number35 of 41 of the pontificate